OT-2026-000075017
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000075017) never changes.
Identity and time
| Publication number | OT-2026-000075017 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-78f9-bded-331401492808 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075017 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5cc57fef9450d7c12320a85451a43b631efe30ce1e7027cc11ae4f6f520c29f |
|---|---|
| Markdown | 0de2d49b680dc8813d28c2a5de8eb0bf2ac0275ac094f7cc417d5c86689a5e33 |
| Publication page | 4296e78ee0a11f39f28b33e4bd0a720442299e5bd44cccc9b336ee7984972096 |
| Manifest | 8c10eb02e2f5d7c26d1a0248a46c75ab11e196d3496d05e07b044ef75ddb2408 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 4muLaI0onx3tzWzXjEg1nS5RaeEYQfMU51HC33n2Vg8tEfDwVdtQE8mGRdG2SetY9kYhR3++4APdC/k7f2U4BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:18:49.744180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075017observed 4296e78ee0a11f39f28b33e4bd0a7204...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:49.727768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075017/manifest.jsonobserved 8c10eb02e2f5d7c26d1a0248a46c75ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.712245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075017/publication.mdobserved 0de2d49b680dc8813d28c2a5de8eb0bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:49.696035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075017/publication.txtobserved a5cc57fef9450d7c12320a85451a43b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|